Humalog Mix 75/25 Insulin Lispro Protamine Injection Prefilled Pens 3 mL x 5/Box KwikPen **Requires RefrigerationHumalog Mix 75 25 KwikPen is a prefilled disposable pen containing a mixture of 75% insulin lispro protamine, an intermediate acting human insulin analog, and 25% insulin lispro, a rapid acting human insulin analog. The Humalog Mix 75 25 insulin lispro protamine injection prefilled pens 3mL KwikPen are a traditionally used pharmaceutical solution used to simulate now regulate the exact hormone required given the ratio to ensure quite effectively the